/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package Servlets;

import Clases.Usuario;
import Persistencia.PersistenciaUsuario;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


/**
 *
 * @author JAVA
 */
public class SAcceso extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        
        // COMPROBACION DE USUARIO 
        String usuario = request.getParameter("usuario");
        String clave = request.getParameter("clave");
        Usuario usr = null;
        if(!usuario.equals("") || !clave.equals("")){
            usr = PersistenciaUsuario.obtenterUsuario(usuario, clave);
        }

        // REDIRECCION SEGUN USUARIO LOGADO O ERROR DE USUARIO
        if(usr != null){
            // AKI CREAR LA SESION
            response.sendRedirect(request.getContextPath()+"/admin.jsp");
        }else{
            response.sendRedirect(request.getContextPath()+"/indexError.jsp");
        }
        try {
            /* TODO output your page here
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet SLoggin</title>");  
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet SLoggin at " + request.getContextPath () + "</h1>");
            out.println("</body>");
            out.println("</html>");
             */
        } finally {            
            out.close();
        }
    }
    
       // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
